<svg xmlns="http://www.w3.org/2000/svg" width="1200" height="675" viewBox="0 0 1200 675"><rect width="1200" height="675" fill="#f8fafc"/><text x="70" y="92" font-size="36" font-family="Arial,'Microsoft YaHei',sans-serif" font-weight="700" fill="#312e81">K8s证书自动化：cert-manager续期实践</text><line x1="130" y1="350" x2="1070" y2="350" stroke="#8b5cf6" stroke-width="10" stroke-linecap="round"/><circle cx="150" cy="350" r="48" fill="#312e81"/><text x="150" y="358" text-anchor="middle" font-size="20" font-family="Arial,'Microsoft YaHei',sans-serif" fill="white" font-weight="700">1</text><text x="150" y="255" text-anchor="middle" font-size="22" font-family="Arial,'Microsoft YaHei',sans-serif" font-weight="700" fill="#312e81">资源接入</text><circle cx="375" cy="350" r="48" fill="#312e81"/><text x="375" y="358" text-anchor="middle" font-size="20" font-family="Arial,'Microsoft YaHei',sans-serif" fill="white" font-weight="700">2</text><text x="375" y="460" text-anchor="middle" font-size="22" font-family="Arial,'Microsoft YaHei',sans-serif" font-weight="700" fill="#312e81">策略配置</text><circle cx="600" cy="350" r="48" fill="#312e81"/><text x="600" y="358" text-anchor="middle" font-size="20" font-family="Arial,'Microsoft YaHei',sans-serif" fill="white" font-weight="700">3</text><text x="600" y="255" text-anchor="middle" font-size="22" font-family="Arial,'Microsoft YaHei',sans-serif" font-weight="700" fill="#312e81">运行管理</text><circle cx="825" cy="350" r="48" fill="#312e81"/><text x="825" y="358" text-anchor="middle" font-size="20" font-family="Arial,'Microsoft YaHei',sans-serif" fill="white" font-weight="700">4</text><text x="825" y="460" text-anchor="middle" font-size="22" font-family="Arial,'Microsoft YaHei',sans-serif" font-weight="700" fill="#312e81">监控审计</text><circle cx="1050" cy="350" r="48" fill="#312e81"/><text x="1050" y="358" text-anchor="middle" font-size="20" font-family="Arial,'Microsoft YaHei',sans-serif" fill="white" font-weight="700">5</text><text x="1050" y="255" text-anchor="middle" font-size="22" font-family="Arial,'Microsoft YaHei',sans-serif" font-weight="700" fill="#312e81">持续优化</text><text x="70" y="610" font-size="24" font-family="Arial,'Microsoft YaHei',sans-serif" fill="#8b5cf6">把容器平台从工具集合升级为稳定的平台工程能力</text></svg>